Volume Damper Low-Leak OBD 3000-0BDLL-44X30 Commercial Use for applications with round

Use for applications with round ductwork to create a clean and easy to install finish for your round registers or diffusers

Blade lock to secure blades once the product is activated

Recessed screwdriver operated opposed blade damper to control air volume for positive balance of system

Submittals and Performance Data

Standard Features * Converts T-bar products to surface mount * Sizes available: 1x2

Volume Damper Low-Leak OBD 3000-0BDLL-44X30 Commercial Use for applications with roundh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.